Phi 4
Microsoft released 2025-01-10 mit
$0.087 per million tokens, balanced
No independent quality score.
No benchmark we track has measured this model. That is not the same as measuring it and finding it wanting — we simply cannot rank it, so we do not.
Every price dimension
| Input | $0.070/M |
|---|---|
| Output | $0.140/M |
Independent scores
| LMArena Elo | 1216.8default |
|---|
Sources are listed separately rather than averaged. Across the 62 models both have scored they correlate at r = 0.806 — close agreement overall, but four models rank very differently between them, and a blended score would hide exactly those.
Capability
| Context window | 16K |
|---|---|
| Max output | 16K |
| Input modes | text |
| Tool use | no |
| Reasoning | no |
| Knowledge cutoff | 2024-06-30 |
| Open weights | yes |
Provenance
| Price source | openrouter.ai |
|---|---|
| Fetched | 2026-08-24 |
| Quality data | unrated |
| Cross-checked | vendor page |
[Microsoft Research](/microsoft) Phi-4 is designed to perform well in complex reasoning tasks and can operate efficiently in situations with limited memory or where quick responses are needed. At 14 billion...